eles sobraram

were left, remained

→ sobrar
sobr to be left over, to remain + aram they past-tense ending
verb · past tense / pluperfect tense, 3rd-person plural Rare #29,926
were left, remained Used for things or people that are left over or still remain.
PO: Depois do jantar, sobraram dois pedaços de bolo.
EN: After dinner, two pieces of cake were left.
Conjugation of sobrar
Indicative past
SingularPlural
Third sobrou sobraram
Indicative pluperfect
SingularPlural
Third — sobraram

Não sobraram muitas maçãs.

There aren't many apples left.

Só sobraram três.

Only three remained.

— A Batalha dos 3 Reinos (2008)

Sobraram alguns de nós.

There are only a few of us left.

— O Senhor dos Anéis: As Duas Torres (2002)

Quando a primeira fase do curso acabou, sobraram oito caras.

When the first phase of the course ended, eight guys remained.

— Tropa de Elite (2007)

Não sobraram muitos lugares.

There aren't many seats left.

— Transtorno Explosivo (2019)

Sobraram menos cadeiras do que o necessário para o evento.

There were fewer chairs left over than were needed for the event.

Quantos homens sobraram?

How many men are left?

— O Labirinto do Fauno (2006)

E estes dois que sobraram?

And what about these two that are left over?

— Des vents contraires (2011)

Quantos sanduíches sobraram?

How many sandwiches are left?